Definitions:

1. failing to speak or communicate etc when expected to adjective
   • the witness remained silent
2. having a frequency below or above the range of human audibility adjective
   • a silent dog whistle
3. implied by or inferred from actions or statements adjective
   • gave silent consent
4. marked by absence of sound adjective
   • a silent house
5. not made to sound adjective
   • the silent `h' at the beginning of `honor'

Synonyms:

• dumb
• mum
• soundless
• still
• tacit
• unsounded

NearBy Words:

• silently
• silents